UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KqrliNrgzDRdQYgNuxivN8StuF+LGroN9kyr9COj1BI=' 
WHERE 
  key_id = '59ae37065bb73b062dafec9a796727c4ceb0a9a7594bfde8c6b8ed1d006862bd' 
  AND (
    token = 'KqrliNrgzDRdQYgNuxivN8StuF+LGroN9kyr9COj1BI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )